Over Framing A Cross Gable Roof

How to attach home addition roof framing to existing sloping roof.

Over framing a cross gable roof.

If there is too much of an overhang winds can create an uplift underneath and cause the roof to detach from the walls. A sidebar explains his method for calculating bevels for hip and valley rafters. After they re up you can snap a line to mark and trim the tails in a nice straight line to make up for any ridge warp or marking cutting and fixing errors. Scott mcbride explains how he frames a roof in which two gables intersect at right angles one ridge slightly below the other.

I will be building my second home this fall if all goes well. The sleepers are the way to go you can easily spike them into the existing rafters through the osb. The framing plan below shows a bird s eye view of these parts. Framing a cross gable roof one good valley rafter supports another.

Over framing a cross gable roof to a open great room cathedral march 2020. Construction of a roof addition over an existing concrete patio. Then the barge or fly rafter is attached to the end of the cantilevered outlooker. High winds can also cause materials to peel away from gable roofs.

I have what i hope is a fairly simple question. By scott mcbride issue 76. Over framing a cross gable roof to a open great room cathedral we do what your asking quite often where i work usually using 2x6 rafters and 2x10 sleepers. Section through cornice and common rafter.

Although a cross gable roof is mostly comprised of jack rafters the common rafter layout establishes dimensions such as the raising distance and the vertical depth that pertain to all the roof members. If the frames are not properly constructed with adequate supports the roof can collapse. Its a hell of alot stronger. If a truss roof is used with this method the gable truss is manufactured 3 shorter than the others.

My question is can i sheath the entire roof of the cathedral roof.